How many pounds of ferric chloride per million gallons are

Assignment Help Civil Engineering
Reference no: EM13550395

A ferric chloride dosage of 40 mg/l and an equivalent dosage of lime are used to coagulate a water.

(a) How many pounds of ferric chloride per million gallons are used?

(b) How many pounds of hydrated lime per million gallons are used, assuming a purity of 70 % CaO?

(c) How many pounds of ferric hydroxide are theoretically produced per million gallons of water treated?

Reference no: EM13550395

Questions Cloud

What is the current share price : the company expects to maintain a constant 8.3% growth in dividends forever. If the required return on Hawke's Bay's ordinary shares is 9%, what is the current share price?
Prepare an income statement for september : Prepare an income statement for September, an owner"s equity statement for September, and a balance sheet at September 30.
Find astronomic bearing and magnetic for 2011 : Given the magnetic bearing in 1999= S86degree 36' 14''E with declination 11degree 18'W and 7'East/year. Find astronomic bearing and magnetic for 2011.
Determine the radius of influence of the pumping : The initial piezometric head in a confined aquifer has a thickness of 11.6 m is 85.7 m above sea level. A well with a radius of 0.5 m pumps at a constant rate of 1240 m3/day
How many pounds of ferric chloride per million gallons are : A ferric chloride dosage of 40 mg/l and an equivalent dosage of lime are used to coagulate a water.
Determine the uniform flow depth in a trapezoidal channel : Determine the uniform flow depth in a trapezoidal channel with a bottom width of 8 ft and side slopes of 1 vertical to 2 horizontal. The discharge is 100 ft3/s. Manning roughness factor is 0.015 and the channel bottom slope is 0.004.
What are the earnings per share on the common stock : Taxes were $15,000. The firm has 100,000 shares of common stock outstanding. What are the earnings per share on the common stock?
Prepare a single-step income statement : Prepare a multiple-step income statement and prepare a single-step income statement.
Prepare the journal entry for pension expense for 2012 : Compute pension expense for Webb Corp. for the year 2012 by preparing a pension worksheet - prepare the journal entry for pension expense for 2012.

Reviews

Write a Review

Civil Engineering Questions & Answers

  A fan is to be selected to ventilate a bathroom whose

A fan is to be selected to ventilate a bathroom whose dimensions are 2 m x 3 m x 3 m. The air velocity is not to exceed 8 m/s to minimize vibration and noise.

  Determine the max static stress the component must sustain

With a safety factor of two on the time, determine the maximum static stress the component must sustain in order to have a service life of 10000 hours.

  Determine the velocity of the box 2 seconds later

A 20 kg box is on an upward inclined surface of 30 degrees from the floor. the velocity of the box is zero when it is subjected to a constant horizontal force F=30N. assuming the surface is smooth,

  Describe o algorithm that computes from e list of polygon

Let E be an unsorted set of n segments that are the edges of a convex polygon. Describe an O(nlogn) algorithm that computes from E a list containing all vertices of the polygon, sorted in clockwise order.

  Explain how to classify the column as slender or non slender

Assume that at one end of the column a clockwise moment of 100 k-ft is present, and that at the other end of the column a counter-clockwise moment of 25 k-ft is present. you may assume that k= 1.

  Find concentration of salt in stream after discharge point

Assume that the sewer flow and the stream flow are completely mixed, that the salt is a conservative substance (it does not react), and that the system is at steady state.

  Embankment for a highway

An embankment for a highway 30m wide & 1.5m in a compacted thickness is to be constructed from a sandy trucked from a borrow pit. the water contenet of the sandy soil in the borrow pit is 15%& its void ratio is 0.69.

  What force is necessary to lift a thin 25-mm diameter ring

What force is necessary to lift a thin 25-mm diameter ring out of :

  How many yards of borrow is require to complete construction

an embarkment will be constructed with the soil compacted to 95 percent of the max dry density. the borrow material, is deposited at a uniform density of 75 percent of the max dry density. the roadway embankment will require 75,000 cubic yards of ..

  Determine the force in wire ab

The specified concrete strength fc for a new building is 6000 psi. Calculate the required average strength fc for the concrete ( a) if there are no prior test results for concrete with a compressive strength within 1000 psi of fc made with sim-ilar m..

  What is the station of the pt on a single-lane highway

A Horizontal curve on a single-lane highway has its PC at station 123+70 and its PI at station 130+90. The curve has a super-elevation of 0.06 ft/ft and is designed for 70 mph. What is the station of the PT

  How you will place the bars and calculate the location

Concrete cover on both sides. Sketch how you will place the bars and calculate the location of the effective depth. Place as many bars in the lower layers as possible.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd